H04L 12/4633
Interconnection of networks using encapsulation techniques
Official title: {Interconnection of networks using encapsulation techniques, e.g. tunneling}
H04L12/4633 (Interconnection of networks using encapsulation techniques) appears on 5,609 US grants and 6,233 published applications in this corpus.
Search patents in H04L- Granted patents
- 5,609
- Published applications
- 6,233
- Assignees
- 1,070
- Inventors
- 8,906
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 11 | 14 |
| 2002 | 20 | 65 |
| 2003 | 25 | 66 |
| 2004 | 33 | 91 |
| 2005 | 32 | 101 |
| 2006 | 62 | 110 |
| 2007 | 43 | 92 |
| 2008 | 72 | 106 |
| 2009 | 83 | 116 |
| 2010 | 137 | 135 |
| 2011 | 117 | 108 |
| 2012 | 123 | 160 |
| 2013 | 138 | 216 |
| 2014 | 219 | 209 |
| 2015 | 253 | 330 |
| 2016 | 301 | 437 |
| 2017 | 304 | 396 |
| 2018 | 392 | 396 |
| 2019 | 451 | 400 |
| 2020 | 449 | 499 |
| 2021 | 454 | 480 |
| 2022 | 476 | 522 |
| 2023 | 476 | 432 |
| 2024 | 426 | 332 |
| 2025 | 332 | 254 |
| 2026 | 168 | 166 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Camouflage of network traffic to resist attack1,574US 7,171,493 B2The Charles Stark Draper Laboratory, Inc. · 2007
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- Headend cherrypicker multiplexer with switched front end571US 7,039,048 B1Terayon Communication Systems, Inc. · 2006
- Supporting virtual private networks using a first network topology for forwarding and a subset of the first network topology or a smaller topology for signaling373US 7,792,987 B1Juniper Networks, Inc. · 2010
- Dynamic self-configuration for ad hoc peer networking using mark-up language formated description messages365US 6,892,230 B1Microsoft Corporation · 2005